AU9478698A - Spread spectrum multipath combining subsystem and method - Google Patents

Spread spectrum multipath combining subsystem and method

Info

Publication number
AU9478698A
AU9478698A AU94786/98A AU9478698A AU9478698A AU 9478698 A AU9478698 A AU 9478698A AU 94786/98 A AU94786/98 A AU 94786/98A AU 9478698 A AU9478698 A AU 9478698A AU 9478698 A AU9478698 A AU 9478698A
Authority
AU
Australia
Prior art keywords
spread spectrum
combining subsystem
multipath combining
spectrum multipath
subsystem
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU94786/98A
Inventor
Sorin Davidovici
Donald L Schilling
Jimmy Cuong Tran
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Golden Bridge Technology Inc
Original Assignee
Golden Bridge Technology Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Golden Bridge Technology Inc filed Critical Golden Bridge Technology Inc
Publication of AU9478698A publication Critical patent/AU9478698A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/709—Correlator structure
    • H04B1/7093—Matched filter type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H04B1/712—Weighting of fingers for combining, e.g. amplitude control or phase rotation using an inner loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
AU94786/98A 1997-02-24 1998-09-09 Spread spectrum multipath combining subsystem and method Abandoned AU9478698A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/806,013 US5956369A (en) 1997-02-24 1997-02-24 Spread spectrum multipath combining subsystem and method
PCT/US1998/018952 WO2000014911A1 (en) 1997-02-24 1998-09-09 Spread spectrum multipath combining subsystem and method

Publications (1)

Publication Number Publication Date
AU9478698A true AU9478698A (en) 2000-03-27

Family

ID=26794350

Family Applications (1)

Application Number Title Priority Date Filing Date
AU94786/98A Abandoned AU9478698A (en) 1997-02-24 1998-09-09 Spread spectrum multipath combining subsystem and method

Country Status (4)

Country Link
US (1) US5956369A (en)
EP (1) EP1118177A4 (en)
AU (1) AU9478698A (en)
WO (1) WO2000014911A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3305639B2 (en) * 1997-12-24 2002-07-24 株式会社エヌ・ティ・ティ・ドコモ RAKE receiver in direct spread CDMA transmission system
US6310910B1 (en) * 1998-06-17 2001-10-30 Teledesic Llc High speed parallel burst modem
US6128330A (en) 1998-11-24 2000-10-03 Linex Technology, Inc. Efficient shadow reduction antenna system for spread spectrum
US7904187B2 (en) * 1999-02-01 2011-03-08 Hoffberg Steven M Internet appliance system and method
US6771688B1 (en) 2000-09-19 2004-08-03 Lucent Technologies Inc. Segmented architecture for multiple sequence detection and identification in fading channels
US6760076B2 (en) * 2000-12-08 2004-07-06 Koninklijke Philips Electronics N.V. System and method of synchronization recovery in the presence of pilot carrier phase rotation for an ATSC-HDTV receiver
KR100810346B1 (en) * 2002-05-25 2008-03-07 삼성전자주식회사 Apparatus and method for matched filtering 256-tap in mobile communication terminal
GB0714927D0 (en) * 2007-08-01 2007-09-12 Nokia Siemens Networks Oy Resource allocation
US8977665B2 (en) * 2009-05-27 2015-03-10 Prioria Robotics, Inc. Fault-aware matched filter and optical flow

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4694467A (en) * 1986-07-03 1987-09-15 Signatron, Inc. Modem for use in multipath communication systems
US4894842A (en) * 1987-10-15 1990-01-16 The Charles Stark Draper Laboratory, Inc. Precorrelation digital spread spectrum receiver
US5278862A (en) * 1992-04-03 1994-01-11 Intellon Corporation Timing for spread-spectrum communication across noisy media
US5109390A (en) * 1989-11-07 1992-04-28 Qualcomm Incorporated Diversity receiver in a cdma cellular telephone system
US5081643A (en) * 1990-11-16 1992-01-14 Scs Mobilecom, Inc. Spread spectrum multipath receiver apparatus and method
US5757845A (en) * 1994-02-10 1998-05-26 Ntt Mobile Communications Network Adaptive spread spectrum receiver
US5574747A (en) * 1995-01-04 1996-11-12 Interdigital Technology Corporation Spread spectrum adaptive power control system and method
US5696789A (en) * 1995-03-06 1997-12-09 Unisys Corporation Apparatus and method for signal identification
US5627855A (en) * 1995-05-25 1997-05-06 Golden Bridge Technology, Inc. Programmable two-part matched filter for spread spectrum
US5809020A (en) * 1996-03-18 1998-09-15 Motorola, Inc. Method for adaptively adjusting weighting coefficients in a cDMA radio receiver
US5715276A (en) * 1996-08-22 1998-02-03 Golden Bridge Technology, Inc. Symbol-matched filter having a low silicon and power requirement
JP3103311B2 (en) * 1996-10-03 2000-10-30 国際電気株式会社 RAKE receiver

Also Published As

Publication number Publication date
WO2000014911A1 (en) 2000-03-16
EP1118177A1 (en) 2001-07-25
US5956369A (en) 1999-09-21
EP1118177A4 (en) 2006-02-01

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase